PDC Conical Cutter
Shape: Conical
Application: PDC drill bit, DTH drill bits
Advantages: Enhanced wear resistance, impact resistance, Superior formation adaptability
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PDC Conical Cutter :
From standard cutters to custom drilling solutions, we provide the industry's most reliable PDC products for extreme conditions.


PDC Conical Cutters represent a pinnacle of aggressive drilling geometry, engineered to conquer the most challenging hard and abrasive formations. Featuring a sharply tapered profile with a distinct pointed tip, this cutter design excels by generating extreme point-loading on the rock surface. Unlike the shearing action of flat cutters, the conical geometry is optimized to initiate and propagate fractures in dense, high-compressive-strength rock. The robust polycrystalline diamond (PCD) tip, seamlessly bonded to a tungsten carbide substrate via our high-pressure, high-temperature (HPHT) process, ensures maximum durability at the critical point of contact. This makes the conical cutter not merely a cutting tool, but a powerful rock-breaking instrument designed for peak performance where others fail.

The fundamental working principle of the PDC Conical Cutter is indentation and fracturing. The sharp, pointed tip does not slide across the rock like a flat cutter; instead, it indents and penetrates the formation, creating a high-stress zone directly beneath it that causes the rock to fail in tension and shear. As the bit rotates, the cone rolls and gouges out the rock, efficiently breaking it into manageable cuttings. This mechanism is highly effective in brittle, hard formations like dolomite, anhydrite, and hard limestone, where a shearing action is less efficient. The conical cutter essentially pries the rock apart, making it a master of efficient rock removal in high-resistance environments.

The defining characteristic of the PDC Conical Cutter is its exceptional point-attack aggression, which translates directly into faster rates of penetration (ROP) in hard, non-abrasive to moderately abrasive formations. Its core advantages are multifaceted. First, it delivers Superior Penetration Efficiency, as the concentrated force at the tip crushes and fractures rock more effectively than shearing, reducing the energy required for drilling. Second, it provides Enhanced Steering Control, making it the cutter of choice for directional drilling applications; its geometry allows it to "bite" into the formation more effectively, enabling precise toolface control and improved build rates. Finally, it offers Proven Durability, as the conical shape provides a thick, supportive diamond volume behind the tip, granting remarkable resistance to impact and abrasive wear.

ZZBETTER Conical Cutters are manufactured in a variety of cone angles and diameters to provide optimized performance for specific formation challenges. Their primary application is in Hard Formation Drilling for oil and gas and geothermal wells, particularly in dense carbonate and evaporite sequences. They are indispensable in Directional Drilling Assemblies, where their aggressive biting action is critical for maintaining toolface orientation and achieving desired dogleg severities. Furthermore, they are increasingly deployed as Primary Cutters on Hybrid Drill Bits, which combine cone and roller technology, where their ability to pre-fracture rock significantly enhances the overall efficiency of the bit.

Our uniquely designed cutting element geometry enhances cutting efficiency and the durability of PDC bits. This enables our PDC bits to drill at a higher Rate of Penetration (ROP) and achieve greater footage, thereby saving drilling time and costs.

ZZBETTER is excited to help you discover how our high-quality diamond solutions can enhance your work. Don't hesitate to reach out if you have questions or want to learn more about our PDC cutters.


ZZBetter: Your Leading PDC cutters Manufacturer & Supplier
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Zhuzhou Better Tungsten Carbide Co., Ltd
ADDRESS:Huanghe North Road, Tianyuan District, Zhuzhou City, Hunan Province, China, 412000
Tel:0086 73128705418
Phone:0086 13647338188
Fax:0086 073128510897
Email:PDC@drillbetter.com
Whatsapp: 008618173362360















